1991852880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{193009}}^1$

素因数の和:193068

約数の個数: 80

約数和(自身を含む): 6318375360

約数和(自身を除く): 4326522480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 193009, 386018, 579027, 772036, 965045, 1158054, 1544072, 1930090, 2316108, 2895135, 3088144, 3860180, 4632216, 5790270, 7720360, 8299387, 9264432, 11580540, 15440720, 16598774, 23161080, 24898161, 33197548, 41496935, 46322160, 49796322, 66395096, 82993870, 99592644, 124490805, 132790192, 165987740, 199185288, 248981610, 331975480, 398370576, 497963220, 663950960, 995926440, 1991852880]

約数ペア:

[(1, 1991852880), (2, 995926440), (3, 663950960), (4, 497963220), (5, 398370576), (6, 331975480), (8, 248981610), (10, 199185288), (12, 165987740), (15, 132790192), (16, 124490805), (20, 99592644), (24, 82993870), (30, 66395096), (40, 49796322), (43, 46322160), (48, 41496935), (60, 33197548), (80, 24898161), (86, 23161080), (120, 16598774), (129, 15440720), (172, 11580540), (215, 9264432), (240, 8299387), (258, 7720360), (344, 5790270), (430, 4632216), (516, 3860180), (645, 3088144), (688, 2895135), (860, 2316108), (1032, 1930090), (1290, 1544072), (1720, 1158054), (2064, 965045), (2580, 772036), (3440, 579027), (5160, 386018), (10320, 193009)]